inbound.protection.outlook.com DNS history

Filter record types
No record changes with these filters Try selecting a different DNS record type.
NS +4 -4
+ inbound.protection.outlook.com 172800 NS ns1-33.azure-dns.com
+ inbound.protection.outlook.com 172800 NS ns2-33.azure-dns.net
+ inbound.protection.outlook.com 172800 NS ns3-33.azure-dns.org
+ inbound.protection.outlook.com 172800 NS ns4-33.azure-dns.info
- inbound.protection.outlook.com 3600 NS ns1-33.azure-dns.com
- inbound.protection.outlook.com 3600 NS ns2-33.azure-dns.net
- inbound.protection.outlook.com 3600 NS ns3-33.azure-dns.org
- inbound.protection.outlook.com 3600 NS ns4-33.azure-dns.info
First observed
NS +4 -0
+ inbound.protection.outlook.com 3600 NS ns1-33.azure-dns.com
+ inbound.protection.outlook.com 3600 NS ns2-33.azure-dns.net
+ inbound.protection.outlook.com 3600 NS ns3-33.azure-dns.org
+ inbound.protection.outlook.com 3600 NS ns4-33.azure-dns.info
SOA +1 -0
+ inbound.protection.outlook.com 300 SOA ns1-33.azure-dns.com hostmaster.o365filtering.com 2022134399 300 900 1209600 60